With the continuous growth in demand for roofing projects in recent years—including renovations of privately built homes, refurbishments of industrial plants, and restorations of historic cultural and architectural sites—synthetic resin roofing tiles have become the mainstream choice in today’s roofing materials market, thanks to their comprehensive advantages of being lightweight yet strong, weather-resistant, corrosion-resistant, and easy to install. However, the industry is filled with a mixed bag of brands, and substandard products from many small manufacturers often develop issues such as fading, brittleness, and water leakage after just two or three years of use...
